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Re: xmlns in HTML5

From: Ian Hickson <ian@hixie.ch>
Date: Thu, 16 Jul 2009 11:11:27 +0000 (UTC)
To: Julian Reschke <julian.reschke@gmx.de>
Cc: Toby Inkster <tai@g5n.co.uk>, Manu Sporny <msporny@digitalbazaar.com>, RDFa <public-rdf-in-xhtml-tf@w3.org>
Message-ID: <Pine.LNX.4.62.0907161110030.12284@hixie.dreamhostps.com>
On Thu, 16 Jul 2009, Julian Reschke wrote:
> 
> A normative requirement that refers to an undefined set of specs?

It's just making explicit what is often implicit.

XHTML didn't say RDFa was allowed. But an RDFa spec was written that 
extended XHTML such that validators now support XHTML+RDFa.

Technically, this is a violation of XHTML.

With HTML5, the spec explicitly allowed this.

-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Thursday, 16 July 2009 11:12:04 GMT

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